---
id: CVE-2026-101205
title: A vulnerability was determined in FastStone Image Viewer up to 8.3
summary: >-
  A vulnerability was determined in FastStone Image Viewer up to 8.3. This
  impacts an unknown function of the component PCX Decoder. This manipulation
  causes out-of-bounds read. The attack may be initiated remotely. The vendor
  was contacte…
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L'
cwe:
  - CWE-119
  - CWE-125
vendor: FastStone
product: Image Viewer
affected:
  - image_viewer 8.0
  - image_viewer 8.1
  - image_viewer 8.2
  - image_viewer 8.3
published: '2026-09-28'
updated: '2026-09-28'
sourceUpdated: '2026-09-28T22:17:31.840'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-101205'
references:
  - url: 'https://vuldb.com/cve/CVE-2026-101205'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/907618'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/411014'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/411014/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-09-28T22:22:13.609Z'
---

## Overview

A vulnerability was determined in FastStone Image Viewer up to 8.3. This impacts an unknown function of the component PCX Decoder. This manipulation causes out-of-bounds read. The attack may be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.